JEE Questions for Chemistry Chemical Bonding And Molecular Structure Quiz 11 - MCQExams.com

Which of the following compound possesses covalent bond ?
  • MgCl2
  • NaH
  • BF3
  • CsCl
Which of the following characteristic is not for covalent compound ?
  • They do not possesses particular geometical structure
  • They may be polar or nonpolar
  • Their boiling and melting point is low
  • Generally they are insoluble in water
Which of the following possesses ionic and covalent bond ?
  • CO2
  • H2SO4
  • NH4Cl
  • NaI
What is Geometrical Structure of ClF3 molecule ?
  • Triogonal bipyramid
  • Corn shape
  • sea-saw
  • T–shape
Which of the following molecule possesses linear structure ?
  • SO2
  • CO2
  • H2O
  • C2H4
Which of the following molecule has not zero dipole movement ?
  • NF3
  • BF3
  • CO2
  • BeF2
Which of the following molecule possesses highest dipole space movement ?
  • CCl4
  • CHCl3
  • CHCl2
  • CH3Cl
Which of the following molecule has lowest bond space angle ?
  • NH3
  • SO2
  • H2O
  • H2S
Which is the para magnetic species ?

  • Chemistry-Chemical Bonding and Molecular Structure-1307.png
  • 2)
    Chemistry-Chemical Bonding and Molecular Structure-1308.png

  • Chemistry-Chemical Bonding and Molecular Structure-1309.png
  • CO

Chemistry-Chemical Bonding and Molecular Structure-1310.png

  • Chemistry-Chemical Bonding and Molecular Structure-1311.png
  • 2)
    Chemistry-Chemical Bonding and Molecular Structure-1312.png

  • Chemistry-Chemical Bonding and Molecular Structure-1313.png

  • Chemistry-Chemical Bonding and Molecular Structure-1314.png
According to VSEPR theory geometry of which block elements can be explain ?
  • s
  • p
  • d
  • f
Crystal formation is which type of reaction ?
  • endothermic and exothermic
  • endothermic
  • exothermic
  • no heat change occurs
Lattice energy of ionic compound depends upon which factor ?
  • Size of ion
  • Size of ion and charge
  • charge on ion
  • Arrangement of ion
In which molecule inter molecular hydrogen bond can be form ?
  • methanol
  • ethelene glycol
  • p - nitrophenol
  • phenol
In which molecule intra molecular hydrogen bond can be form ?
  • o - nitro phenol
  • aniline
  • ethylene glycol
  • all of these

Chemistry-Chemical Bonding and Molecular Structure-1315.png
  • Cl2
  • H2
  • Br2
  • F2
In which of the following strong H-bond is present ?
  • F – H.....F
  • O – H.....N
  • O – H.....O
  • O – H.....F
In which molecule bond distortion is more according to VSEPR theory ?
  • SO2
  • NH3
  • O3
  • H2O
Which of the following species is more stable ?

  • Chemistry-Chemical Bonding and Molecular Structure-1317.png
  • 2)
    Chemistry-Chemical Bonding and Molecular Structure-1318.png
  • O2
  • F2
Number of non bonding electron pair in XeF6 , XeF4 and XeF2 respectively
  • 2, 3, 1
  • 1, 3, 2
  • 3, 2, 1
  • 1, 2, 3
On keeping two cube of ice on each other which become one cube which factor is responsible for it ?
  • Van-der waals attraction
  • Hydrogen bond
  • Dipole attraction
  • Covalent bond
Number of H - bond form by unpaired electrons of liquid NH3 , HM2O and HF respectively are
  • 3, 4, 2
  • 4, 4, 2
  • 3, 2, 1
  • 1, 2, 1
Which of the following pair is not in order for boiling point for 14, 15, 16 and 17 group ?
  • H2O > H2S
  • HF > HCl
  • CH4 > SiH4
  • NH3 > PH3
Which of the following compound possesses ionic bond ?
  • CH4
  • SiCl4
  • BF3
  • MgCl2
Which of the following relation between BMO and ABMO electrons is correct for stability of diatomic molecule or ion ?
  • Na > Nb
  • Nb > Na
  • Na + Nb = 0
  • Na = Nb
At what distance van-der waals attraction exist ?
  • 4.5 × 10-10 m
  • 0.45nm
  • 4.5 Ao
  • Given all
What is bond energy of H-bond ?
  • 40 J mol-1
  • 40 KgJ mol-1
  • 40 cal. mol-1
  • 40 Kg cal mol-1
In which molecule inter molecular H-bond is possible ?
  • CH3COCH3
  • CH4
  • SiH4
  • NH3
Which of the following characteristic does not possesses by metal ?
  • luminus
  • ductility
  • increase in conductance by increase in temperature
  • malleability
On which factor conductance of metals responsible ?
  • ions
  • delocalised
  • atomic kernel
  • number of atoms
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